Alex, are you coming to either Rivi or M.A.D for the UKAHFT?
If so, I can bring my AR20 along for you to try. It is the one I reviewd in Airgunner and it is one of the most accurate rifles I own.
all the best
Somehow I made TEAM ENGLAND 2012 and 2013
Illiterate writer for AirGunner
The real Kung Foo Panda.